ADD: Row
MOD: Field and FieldType
Now you can send Row as mapreduce key or value
ADD: TestSchema
See db.table.TestSchema in test/
MOD: remove TODO in IntField
MOD: Row to ByteArrayWritable
ADD: Row to/from BytesWritable
ADD: SchemaUtils handling column name serial/deserial
ADD: LeftJoinMapper and RightJoinMapper
ADD: Some column method in Row
FIX: RightJoinMapper, error by paste from Left
ADD: JoinReducer, JoinRowFactory not finished
MOD: Row
Some utils and method in Row, and JoinRowFactory
TODO: create a JoinedRow inherit form Row
Merge branch 'rowbybytes'